package JLB_Chapter_05;
// StringTransform
public class code_05_22 {
    public static void main(String[] args) {
        String str =  "abc DEF";
        System.out.println(str.toLowerCase());
        System.out.println(str.toUpperCase());
        int a = 1;
        int b = 0;
        //b = ++a;
        b = a++;
        int c = 0;
        System.out.println("==================== " + a );
        c = a++;
        System.out.println(a);
        System.out.println(c);
        System.out.println(++a+a++);
        System.err.println(" " + b);
    }
}
